What is CVE-2017-8121?

CVE-2017-8121 is a medium-severity vulnerability in Huawei Uma, classified under Information Disclosure. CVSS score: 5.3/10. Published 2017-11-22.

How severe is CVE-2017-8121?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Huawei Uma

CVE-2017-8121

The UMA product with software V200R001 and V300R001 has an information leak vulnerability. An attacker could exploit them to obtain some sensitive information, causing information leak.

Vulnerability class: Information Disclosure

Published 2017-11-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (53.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Huawei Uma — versions v200r001, v300r001
Huawei Technologies Co., Ltd. Uma — versions V200R001

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.huawei.com/en/psirt/security-advisories/huawei-sa-20170612-01-uma-en (Vendor Advisory)

Frequently asked questions

What is CVE-2017-8121?: CVE-2017-8121 is a medium-severity vulnerability in Huawei Uma, classified under Information Disclosure. CVSS score: 5.3/10. Published 2017-11-22.
How severe is CVE-2017-8121?: Medium severity. CVSS v3 base score is 5.3 out of 10.